Pearson Edexcel International GCSE (9–1) · CHEMISTRY · Section
Reactions of metals with water
18 practice questions
Practice questions
1–2 of 2 · Hard
Question 1
5 marks · Hard
Answer and see the solution →The table shows a list of four metals. Each can be added to a beaker of cold water. For each metal, describe what you would observe, and name the gas produced.
(a)[2 marks]Potassium is added to cold water.
(b)[1 mark]Sodium is added to cold water.
(c)[1 mark]Calcium granules are added to cold water.
(d)[1 mark]Lithium is added to cold water.
Question 2
2 marks · Hard
Answer and see the solution →Iron reacts with steam to form a black solid and hydrogen gas. State the name and chemical formula of the black solid formed.